#ifndef VECTOR4
#define VECTOR4
#include "Vector3.h"

class Vector4 : public Vector3 {
    public:
        Vector4();
        Vector4(float, float, float, float);
        Vector4(const Vector4&);
        void setVector (float, float, float, float);
        void operator=(Vector4);
        static Vector4 normalize(Vector4);
        float w;
    private:
};

std::ostream& operator<< (std::ostream&, const Vector4);

#endif

